Commit | Line | Data |
---|---|---|
0f78b815 WD |
1 | /* |
2 | * Routines only used by the receiving process. | |
3 | * | |
4 | * Copyright (C) 1996-2000 Andrew Tridgell | |
5 | * Copyright (C) 1996 Paul Mackerras | |
6 | * Copyright (C) 2003, 2004, 2005, 2006 Wayne Davison | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
e7c67065 WD |
18 | * You should have received a copy of the GNU General Public License along |
19 | * with this program; if not, write to the Free Software Foundation, Inc., | |
20 | * 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. | |
0f78b815 | 21 | */ |
2f03f956 AT |
22 | |
23 | #include "rsync.h" | |
24 | ||
25 | extern int verbose; | |
a0009fc3 | 26 | extern int do_xfers; |
8715db2c WD |
27 | extern int am_server; |
28 | extern int do_progress; | |
910e89b9 | 29 | extern int log_before_transfer; |
2fedf3d5 | 30 | extern int stdout_format_has_i; |
ecc7623e | 31 | extern int logfile_format_has_i; |
2f03f956 | 32 | extern int csum_length; |
16cc9ca2 | 33 | extern int read_batch; |
a0009fc3 | 34 | extern int write_batch; |
16cc9ca2 | 35 | extern int batch_gen_fd; |
41cfde6b | 36 | extern int protocol_version; |
2f03f956 AT |
37 | extern int relative_paths; |
38 | extern int preserve_hard_links; | |
92b9eb97 | 39 | extern int preserve_perms; |
c56595d7 | 40 | extern int basis_dir_cnt; |
53dd3135 | 41 | extern int make_backups; |
925c517f | 42 | extern int cleanup_got_literal; |
47c11975 | 43 | extern int remove_source_files; |
6cc11982 | 44 | extern int append_mode; |
e7ee91de | 45 | extern int sparse_files; |
55e50d89 | 46 | extern int keep_partial; |
ba582f75 | 47 | extern int checksum_seed; |
a3221d2a | 48 | extern int inplace; |
48e1c8c6 | 49 | extern int delay_updates; |
8715db2c | 50 | extern struct stats stats; |
2fedf3d5 | 51 | extern char *stdout_format; |
8715db2c WD |
52 | extern char *tmpdir; |
53 | extern char *partial_dir; | |
54 | extern char *basis_dir[]; | |
154cdaaa | 55 | extern struct file_list *the_file_list; |
7842418b | 56 | extern struct filter_list_struct server_filter_list; |
5ebab6c1 | 57 | |
10f994a5 | 58 | static struct bitbag *delayed_bits = NULL; |
1ed91a04 | 59 | static int phase = 0; |
48459ba1 WD |
60 | /* We're either updating the basis file or an identical copy: */ |
61 | static int updating_basis; | |
3e7934a5 | 62 | |
2f03f956 | 63 | |
52d3e106 S |
64 | /* |
65 | * get_tmpname() - create a tmp filename for a given filename | |
66 | * | |
67 | * If a tmpdir is defined, use that as the directory to | |
68 | * put it in. Otherwise, the tmp filename is in the same | |
69 | * directory as the given name. Note that there may be no | |
70 | * directory at all in the given name! | |
17fadf7d | 71 | * |
52d3e106 S |
72 | * The tmp filename is basically the given filename with a |
73 | * dot prepended, and .XXXXXX appended (for mkstemp() to | |
74 | * put its unique gunk in). Take care to not exceed | |
75 | * either the MAXPATHLEN or NAME_MAX, esp. the last, as | |
76 | * the basename basically becomes 8 chars longer. In that | |
77 | * case, the original name is shortened sufficiently to | |
78 | * make it all fit. | |
17fadf7d | 79 | * |
52d3e106 S |
80 | * Of course, there's no real reason for the tmp name to |
81 | * look like the original, except to satisfy us humans. | |
82 | * As long as it's unique, rsync will work. | |
83 | */ | |
84 | ||
b20830b3 | 85 | int get_tmpname(char *fnametmp, char *fname) |
2f03f956 | 86 | { |
d5dcb6f7 | 87 | int maxname, added, length = 0; |
2f03f956 AT |
88 | char *f; |
89 | ||
2f03f956 | 90 | if (tmpdir) { |
a24639bb | 91 | /* Note: this can't overflow, so the return value is safe */ |
b7cee949 | 92 | length = strlcpy(fnametmp, tmpdir, MAXPATHLEN - 2); |
52d3e106 | 93 | fnametmp[length++] = '/'; |
0c2ef5f4 | 94 | } |
52d3e106 | 95 | |
0c2ef5f4 | 96 | if ((f = strrchr(fname, '/')) != NULL) { |
52d3e106 S |
97 | ++f; |
98 | if (!tmpdir) { | |
99 | length = f - fname; | |
0c2ef5f4 | 100 | /* copy up to and including the slash */ |
52d3e106 | 101 | strlcpy(fnametmp, fname, length + 1); |
0c2ef5f4 | 102 | } |
446e239e | 103 | } else |
52d3e106 | 104 | f = fname; |
52d3e106 | 105 | fnametmp[length++] = '.'; |
2f03f956 | 106 | |
d5dcb6f7 WD |
107 | /* The maxname value is bufsize, and includes space for the '\0'. |
108 | * (Note that NAME_MAX get -8 for the leading '.' above.) */ | |
52d3e106 | 109 | maxname = MIN(MAXPATHLEN - 7 - length, NAME_MAX - 8); |
2f03f956 | 110 | |
0c2ef5f4 | 111 | if (maxname < 1) { |
45c49b52 | 112 | rprintf(FERROR, "temporary filename too long: %s\n", fname); |
52d3e106 | 113 | fnametmp[0] = '\0'; |
2f03f956 AT |
114 | return 0; |
115 | } | |
116 | ||
d5dcb6f7 WD |
117 | added = strlcpy(fnametmp + length, f, maxname); |
118 | if (added >= maxname) | |
119 | added = maxname - 1; | |
120 | memcpy(fnametmp + length + added, ".XXXXXX", 8); | |
2f03f956 AT |
121 | |
122 | return 1; | |
123 | } | |
124 | ||
125 | ||
7e5fa372 WD |
126 | static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r, |
127 | char *fname, int fd, OFF_T total_size) | |
2f03f956 | 128 | { |
7e5fa372 WD |
129 | static char file_sum1[MD4_SUM_LENGTH]; |
130 | static char file_sum2[MD4_SUM_LENGTH]; | |
131 | struct map_struct *mapbuf; | |
fc0257c9 | 132 | struct sum_struct sum; |
6c495e0d | 133 | int32 len; |
2f03f956 | 134 | OFF_T offset = 0; |
89e540e6 | 135 | OFF_T offset2; |
2f03f956 | 136 | char *data; |
6c495e0d | 137 | int32 i; |
e1f67417 | 138 | char *map = NULL; |
17fadf7d | 139 | |
fc0257c9 | 140 | read_sum_head(f_in, &sum); |
17fadf7d | 141 | |
7e5fa372 | 142 | if (fd_r >= 0 && size_r > 0) { |
80264051 WD |
143 | int32 read_size = MAX(sum.blength * 2, 16*1024); |
144 | mapbuf = map_file(fd_r, size_r, read_size, sum.blength); | |
7e5fa372 WD |
145 | if (verbose > 2) { |
146 | rprintf(FINFO, "recv mapped %s of size %.0f\n", | |
45c49b52 | 147 | fname_r, (double)size_r); |
7e5fa372 WD |
148 | } |
149 | } else | |
150 | mapbuf = NULL; | |
151 | ||
ba582f75 | 152 | sum_init(checksum_seed); |
17fadf7d | 153 | |
6cc11982 WD |
154 | if (append_mode) { |
155 | OFF_T j; | |
156 | sum.flength = (OFF_T)sum.count * sum.blength; | |
157 | if (sum.remainder) | |
158 | sum.flength -= sum.blength - sum.remainder; | |
159 | for (j = CHUNK_SIZE; j < sum.flength; j += CHUNK_SIZE) { | |
97894c64 WD |
160 | if (do_progress) |
161 | show_progress(offset, total_size); | |
6cc11982 WD |
162 | sum_update(map_ptr(mapbuf, offset, CHUNK_SIZE), |
163 | CHUNK_SIZE); | |
164 | offset = j; | |
165 | } | |
166 | if (offset < sum.flength) { | |
53593085 | 167 | int32 len = (int32)(sum.flength - offset); |
97894c64 WD |
168 | if (do_progress) |
169 | show_progress(offset, total_size); | |
6cc11982 WD |
170 | sum_update(map_ptr(mapbuf, offset, len), len); |
171 | offset = sum.flength; | |
172 | } | |
ffa8ab8e WD |
173 | if (fd != -1 && (j = do_lseek(fd, offset, SEEK_SET)) != offset) { |
174 | rsyserr(FERROR, errno, "lseek of %s returned %.0f, not %.0f", | |
175 | full_fname(fname), (double)j, (double)offset); | |
6cc11982 WD |
176 | exit_cleanup(RERR_FILEIO); |
177 | } | |
178 | } | |
179 | ||
3f55bd5d | 180 | while ((i = recv_token(f_in, &data)) != 0) { |
16417f8b WD |
181 | if (do_progress) |
182 | show_progress(offset, total_size); | |
2f03f956 AT |
183 | |
184 | if (i > 0) { | |
2f03f956 | 185 | if (verbose > 3) { |
5f808dfb AT |
186 | rprintf(FINFO,"data recv %d at %.0f\n", |
187 | i,(double)offset); | |
2f03f956 AT |
188 | } |
189 | ||
190 | stats.literal_data += i; | |
191 | cleanup_got_literal = 1; | |
17fadf7d | 192 | |
6c495e0d | 193 | sum_update(data, i); |
2f03f956 | 194 | |
c52461f9 WD |
195 | if (fd != -1 && write_file(fd,data,i) != i) |
196 | goto report_write_error; | |
2f03f956 AT |
197 | offset += i; |
198 | continue; | |
17fadf7d | 199 | } |
2f03f956 AT |
200 | |
201 | i = -(i+1); | |
6c495e0d | 202 | offset2 = i * (OFF_T)sum.blength; |
fc0257c9 | 203 | len = sum.blength; |
d2a918b4 | 204 | if (i == (int)sum.count-1 && sum.remainder != 0) |
fc0257c9 | 205 | len = sum.remainder; |
17fadf7d | 206 | |
2f03f956 | 207 | stats.matched_data += len; |
17fadf7d | 208 | |
6c495e0d WD |
209 | if (verbose > 3) { |
210 | rprintf(FINFO, | |
211 | "chunk[%d] of size %ld at %.0f offset=%.0f\n", | |
212 | i, (long)len, (double)offset2, (double)offset); | |
213 | } | |
17fadf7d | 214 | |
446e239e WD |
215 | if (mapbuf) { |
216 | map = map_ptr(mapbuf,offset2,len); | |
17fadf7d | 217 | |
c55f7021 | 218 | see_token(map, len); |
6c495e0d | 219 | sum_update(map, len); |
c55f7021 | 220 | } |
17fadf7d | 221 | |
48459ba1 | 222 | if (updating_basis) { |
89e540e6 | 223 | if (offset == offset2 && fd != -1) { |
ffa8ab8e | 224 | OFF_T pos; |
c52461f9 WD |
225 | if (flush_write_file(fd) < 0) |
226 | goto report_write_error; | |
89e540e6 | 227 | offset += len; |
ffa8ab8e | 228 | if ((pos = do_lseek(fd, len, SEEK_CUR)) != offset) { |
fab65a5b | 229 | rsyserr(FERROR, errno, |
ffa8ab8e WD |
230 | "lseek of %s returned %.0f, not %.0f", |
231 | full_fname(fname), | |
232 | (double)pos, (double)offset); | |
fab65a5b WD |
233 | exit_cleanup(RERR_FILEIO); |
234 | } | |
89e540e6 | 235 | continue; |
a3221d2a | 236 | } |
2f03f956 | 237 | } |
1ed91a04 | 238 | if (fd != -1 && map && write_file(fd, map, len) != (int)len) |
c52461f9 | 239 | goto report_write_error; |
2f03f956 AT |
240 | offset += len; |
241 | } | |
242 | ||
85f14172 WD |
243 | if (flush_write_file(fd) < 0) |
244 | goto report_write_error; | |
76c21947 | 245 | |
4f5b0756 | 246 | #ifdef HAVE_FTRUNCATE |
fab65a5b | 247 | if (inplace && fd != -1) |
a3221d2a WD |
248 | ftruncate(fd, offset); |
249 | #endif | |
250 | ||
16417f8b WD |
251 | if (do_progress) |
252 | end_progress(total_size); | |
2f03f956 AT |
253 | |
254 | if (fd != -1 && offset > 0 && sparse_end(fd) != 0) { | |
c52461f9 | 255 | report_write_error: |
d62bcc17 WD |
256 | rsyserr(FERROR, errno, "write failed on %s", |
257 | full_fname(fname)); | |
65417579 | 258 | exit_cleanup(RERR_FILEIO); |
2f03f956 AT |
259 | } |
260 | ||
261 | sum_end(file_sum1); | |
262 | ||
7e5fa372 WD |
263 | if (mapbuf) |
264 | unmap_file(mapbuf); | |
265 | ||
bc63ae3f | 266 | read_buf(f_in,file_sum2,MD4_SUM_LENGTH); |
d2a918b4 | 267 | if (verbose > 2) |
bc63ae3f | 268 | rprintf(FINFO,"got file_sum\n"); |
d2a918b4 | 269 | if (fd != -1 && memcmp(file_sum1, file_sum2, MD4_SUM_LENGTH) != 0) |
bc63ae3f | 270 | return 0; |
2f03f956 AT |
271 | return 1; |
272 | } | |
273 | ||
274 | ||
8ed9d849 WD |
275 | static void discard_receive_data(int f_in, OFF_T length) |
276 | { | |
7e5fa372 | 277 | receive_data(f_in, NULL, -1, 0, NULL, -1, length); |
8ed9d849 WD |
278 | } |
279 | ||
42be5320 WD |
280 | static void handle_delayed_updates(struct file_list *flist, char *local_name) |
281 | { | |
663b2857 | 282 | char *fname, *partialptr; |
0395130c | 283 | int ndx; |
42be5320 | 284 | |
0395130c WD |
285 | for (ndx = -1; (ndx = bitbag_next_bit(delayed_bits, ndx)) >= 0; ) { |
286 | struct file_struct *file = flist->files[ndx]; | |
6cbde57d | 287 | fname = local_name ? local_name : f_name(file, NULL); |
42be5320 WD |
288 | if ((partialptr = partial_dir_fname(fname)) != NULL) { |
289 | if (make_backups && !make_backup(fname)) | |
290 | continue; | |
291 | if (verbose > 2) { | |
292 | rprintf(FINFO, "renaming %s to %s\n", | |
45c49b52 | 293 | partialptr, fname); |
42be5320 | 294 | } |
6a94c58b WD |
295 | /* We don't use robust_rename() here because the |
296 | * partial-dir must be on the same drive. */ | |
42be5320 WD |
297 | if (do_rename(partialptr, fname) < 0) { |
298 | rsyserr(FERROR, errno, | |
299 | "rename failed for %s (from %s)", | |
45c49b52 | 300 | full_fname(fname), partialptr); |
42be5320 | 301 | } else { |
47c11975 | 302 | if (remove_source_files |
112d728f | 303 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 304 | send_msg_int(MSG_SUCCESS, ndx); |
45c49b52 | 305 | handle_partial_dir(partialptr, PDIR_DELETE); |
42be5320 WD |
306 | } |
307 | } | |
308 | } | |
309 | } | |
310 | ||
0395130c | 311 | static int get_next_gen_ndx(int batch_gen_fd, int next_gen_ndx, int desired_ndx) |
154cdaaa | 312 | { |
0395130c WD |
313 | while (next_gen_ndx < desired_ndx) { |
314 | if (next_gen_ndx >= 0) { | |
154cdaaa | 315 | rprintf(FINFO, |
1ed91a04 WD |
316 | "(No batched update for%s \"%s\")\n", |
317 | phase ? " resend of" : "", | |
0395130c | 318 | f_name(the_file_list->files[next_gen_ndx], NULL)); |
154cdaaa | 319 | } |
0395130c WD |
320 | next_gen_ndx = read_int(batch_gen_fd); |
321 | if (next_gen_ndx == -1) | |
322 | next_gen_ndx = the_file_list->count; | |
154cdaaa | 323 | } |
0395130c | 324 | return next_gen_ndx; |
154cdaaa WD |
325 | } |
326 | ||
8ed9d849 | 327 | |
b35d0d8e MP |
328 | /** |
329 | * main routine for receiver process. | |
330 | * | |
331 | * Receiver process runs on the same host as the generator process. */ | |
9e4a8d29 | 332 | int recv_files(int f_in, struct file_list *flist, char *local_name) |
17fadf7d | 333 | { |
0395130c | 334 | int next_gen_ndx = -1; |
2f03f956 AT |
335 | int fd1,fd2; |
336 | STRUCT_STAT st; | |
b9232d45 | 337 | int iflags, xlen; |
446e239e | 338 | char *fname, fbuf[MAXPATHLEN]; |
b9232d45 | 339 | char xname[MAXPATHLEN]; |
2f03f956 | 340 | char fnametmp[MAXPATHLEN]; |
663b2857 | 341 | char *fnamecmp, *partialptr; |
375a4556 | 342 | char fnamecmpbuf[MAXPATHLEN]; |
9e4a8d29 | 343 | uchar fnamecmp_type; |
2f03f956 | 344 | struct file_struct *file; |
1b7c47cb | 345 | struct stats initial_stats; |
4e834af1 | 346 | int save_make_backups = make_backups; |
2fedf3d5 WD |
347 | int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i; |
348 | enum logcode log_code = log_before_transfer ? FLOG : FINFO; | |
1ed91a04 | 349 | int max_phase = protocol_version >= 29 ? 2 : 1; |
0395130c | 350 | int ndx, recv_ok; |
11a5a3c7 | 351 | |
d2a918b4 | 352 | if (verbose > 2) |
0395130c | 353 | rprintf(FINFO, "recv_files(%d) starting\n", flist->count); |
2f03f956 | 354 | |
3e7934a5 | 355 | if (delay_updates) |
10f994a5 | 356 | delayed_bits = bitbag_create(flist->count); |
48e1c8c6 | 357 | |
48459ba1 WD |
358 | updating_basis = inplace; |
359 | ||
17fadf7d | 360 | while (1) { |
2f03f956 AT |
361 | cleanup_disable(); |
362 | ||
0395130c WD |
363 | ndx = read_int(f_in); |
364 | if (ndx == NDX_DONE) { | |
16cc9ca2 | 365 | if (read_batch) { |
0395130c WD |
366 | get_next_gen_ndx(batch_gen_fd, next_gen_ndx, |
367 | flist->count); | |
368 | next_gen_ndx = -1; | |
16cc9ca2 | 369 | } |
ac3f7b81 | 370 | if (++phase > max_phase) |
4e834af1 | 371 | break; |
4e834af1 WD |
372 | csum_length = SUM_LENGTH; |
373 | if (verbose > 2) | |
374 | rprintf(FINFO, "recv_files phase=%d\n", phase); | |
ac3f7b81 | 375 | if (phase == 2 && delay_updates) |
42be5320 | 376 | handle_delayed_updates(flist, local_name); |
4e834af1 | 377 | send_msg(MSG_DONE, "", 0); |
aec6b9f8 | 378 | if (keep_partial && !partial_dir) |
4e834af1 | 379 | make_backups = 0; /* prevents double backup */ |
e7ee91de WD |
380 | if (append_mode) { |
381 | append_mode = 0; | |
382 | sparse_files = 0; | |
383 | } | |
4e834af1 | 384 | continue; |
2f03f956 AT |
385 | } |
386 | ||
0395130c | 387 | iflags = read_item_attrs(f_in, -1, ndx, &fnamecmp_type, |
b9232d45 | 388 | xname, &xlen); |
58a14ed9 WD |
389 | if (iflags == ITEM_IS_NEW) /* no-op packet */ |
390 | continue; | |
2f03f956 | 391 | |
0395130c | 392 | file = flist->files[ndx]; |
6cbde57d | 393 | fname = local_name ? local_name : f_name(file, fbuf); |
227a9c41 WD |
394 | |
395 | if (verbose > 2) | |
45c49b52 | 396 | rprintf(FINFO, "recv_files(%s)\n", fname); |
910e89b9 | 397 | |
22907b6b | 398 | if (!(iflags & ITEM_TRANSFER)) { |
b9232d45 | 399 | maybe_log_item(file, iflags, itemizing, xname); |
58a14ed9 WD |
400 | continue; |
401 | } | |
ac3f7b81 WD |
402 | if (phase == 2) { |
403 | rprintf(FERROR, | |
404 | "got transfer request in phase 2 [%s]\n", | |
405 | who_am_i()); | |
406 | exit_cleanup(RERR_PROTOCOL); | |
407 | } | |
910e89b9 | 408 | |
0395130c | 409 | stats.current_file_index = ndx; |
2f03f956 | 410 | stats.num_transferred_files++; |
112d728f | 411 | stats.total_transferred_size += F_LENGTH(file); |
925c517f | 412 | cleanup_got_literal = 0; |
2f03f956 | 413 | |
8c2ffaf0 WD |
414 | if (server_filter_list.head |
415 | && check_filter(&server_filter_list, fname, 0) < 0) { | |
416 | rprintf(FERROR, "attempt to hack rsync failed.\n"); | |
417 | exit_cleanup(RERR_PROTOCOL); | |
418 | } | |
419 | ||
a0009fc3 | 420 | if (!do_xfers) { /* log the transfer */ |
85909931 | 421 | log_item(FCLIENT, file, &stats, iflags, NULL); |
f957e8fd | 422 | if (read_batch) |
112d728f | 423 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 AT |
424 | continue; |
425 | } | |
a0009fc3 | 426 | if (write_batch < 0) { |
2fedf3d5 | 427 | log_item(FINFO, file, &stats, iflags, NULL); |
b10917a4 | 428 | if (!am_server) |
112d728f | 429 | discard_receive_data(f_in, F_LENGTH(file)); |
a0009fc3 WD |
430 | continue; |
431 | } | |
2f03f956 | 432 | |
16cc9ca2 | 433 | if (read_batch) { |
0395130c WD |
434 | next_gen_ndx = get_next_gen_ndx(batch_gen_fd, next_gen_ndx, ndx); |
435 | if (ndx < next_gen_ndx) { | |
45c49b52 WD |
436 | rprintf(FINFO, |
437 | "(Skipping batched update for \"%s\")\n", | |
438 | fname); | |
112d728f | 439 | discard_receive_data(f_in, F_LENGTH(file)); |
16cc9ca2 WD |
440 | continue; |
441 | } | |
0395130c | 442 | next_gen_ndx = -1; |
16cc9ca2 WD |
443 | } |
444 | ||
41cfde6b WD |
445 | partialptr = partial_dir ? partial_dir_fname(fname) : fname; |
446 | ||
9e4a8d29 WD |
447 | if (protocol_version >= 29) { |
448 | switch (fnamecmp_type) { | |
41cfde6b | 449 | case FNAMECMP_FNAME: |
a7260c40 | 450 | fnamecmp = fname; |
41cfde6b WD |
451 | break; |
452 | case FNAMECMP_PARTIAL_DIR: | |
9e4a8d29 | 453 | fnamecmp = partialptr; |
41cfde6b WD |
454 | break; |
455 | case FNAMECMP_BACKUP: | |
456 | fnamecmp = get_backup_name(fname); | |
457 | break; | |
73273075 | 458 | case FNAMECMP_FUZZY: |
48459ba1 | 459 | updating_basis = 0; |
b9232d45 WD |
460 | if (file->dirname) { |
461 | pathjoin(fnamecmpbuf, MAXPATHLEN, | |
462 | file->dirname, xname); | |
463 | fnamecmp = fnamecmpbuf; | |
464 | } else | |
465 | fnamecmp = xname; | |
73273075 | 466 | break; |
41cfde6b | 467 | default: |
48459ba1 | 468 | updating_basis = 0; |
9e4a8d29 | 469 | if (fnamecmp_type >= basis_dir_cnt) { |
c56595d7 WD |
470 | rprintf(FERROR, |
471 | "invalid basis_dir index: %d.\n", | |
9e4a8d29 | 472 | fnamecmp_type); |
c56595d7 WD |
473 | exit_cleanup(RERR_PROTOCOL); |
474 | } | |
41cfde6b | 475 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, |
9e4a8d29 | 476 | basis_dir[fnamecmp_type], fname); |
41cfde6b WD |
477 | fnamecmp = fnamecmpbuf; |
478 | break; | |
479 | } | |
9e4a8d29 WD |
480 | if (!fnamecmp || (server_filter_list.head |
481 | && check_filter(&server_filter_list, fname, 0) < 0)) | |
482 | fnamecmp = fname; | |
483 | } else { | |
484 | /* Reminder: --inplace && --partial-dir are never | |
485 | * enabled at the same time. */ | |
486 | if (inplace && make_backups) { | |
487 | if (!(fnamecmp = get_backup_name(fname))) | |
488 | fnamecmp = fname; | |
489 | } else if (partial_dir && partialptr) | |
490 | fnamecmp = partialptr; | |
491 | else | |
492 | fnamecmp = fname; | |
493 | } | |
dc55d7bd | 494 | |
910e89b9 WD |
495 | initial_stats = stats; |
496 | ||
17fadf7d | 497 | /* open the file */ |
8c9fd200 | 498 | fd1 = do_open(fnamecmp, O_RDONLY, 0); |
375a4556 | 499 | |
9e4a8d29 WD |
500 | if (fd1 == -1 && protocol_version < 29) { |
501 | if (fnamecmp != fname) { | |
502 | fnamecmp = fname; | |
503 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
504 | } | |
505 | ||
506 | if (fd1 == -1 && basis_dir[0]) { | |
507 | /* pre-29 allowed only one alternate basis */ | |
508 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, | |
509 | basis_dir[0], fname); | |
510 | fnamecmp = fnamecmpbuf; | |
511 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
512 | } | |
513 | } | |
514 | ||
d5dcb6f7 WD |
515 | if (fd1 == -1) { |
516 | st.st_mode = 0; | |
517 | st.st_size = 0; | |
518 | } else if (do_fstat(fd1,&st) != 0) { | |
d62bcc17 WD |
519 | rsyserr(FERROR, errno, "fstat %s failed", |
520 | full_fname(fnamecmp)); | |
112d728f | 521 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 AT |
522 | close(fd1); |
523 | continue; | |
524 | } | |
525 | ||
350e4e4d S |
526 | if (fd1 != -1 && S_ISDIR(st.st_mode) && fnamecmp == fname) { |
527 | /* this special handling for directories | |
528 | * wouldn't be necessary if robust_rename() | |
529 | * and the underlying robust_unlink could cope | |
530 | * with directories | |
531 | */ | |
ea42541f WD |
532 | rprintf(FERROR,"recv_files: %s is a directory\n", |
533 | full_fname(fnamecmp)); | |
112d728f | 534 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 AT |
535 | close(fd1); |
536 | continue; | |
537 | } | |
538 | ||
350e4e4d S |
539 | if (fd1 != -1 && !S_ISREG(st.st_mode)) { |
540 | close(fd1); | |
541 | fd1 = -1; | |
350e4e4d S |
542 | } |
543 | ||
a9d6e6fc WD |
544 | /* If we're not preserving permissions, change the file-list's |
545 | * mode based on the local permissions and some heuristics. */ | |
546 | if (!preserve_perms) { | |
547 | int exists = fd1 != -1; | |
548 | file->mode = dest_mode(file->mode, st.st_mode, exists); | |
4df9f368 AT |
549 | } |
550 | ||
48459ba1 | 551 | /* We now check to see if we are writing the file "inplace" */ |
a3221d2a | 552 | if (inplace) { |
97894c64 | 553 | fd2 = do_open(fname, O_WRONLY|O_CREAT, 0600); |
a3221d2a WD |
554 | if (fd2 == -1) { |
555 | rsyserr(FERROR, errno, "open %s failed", | |
dc55d7bd | 556 | full_fname(fname)); |
112d728f | 557 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
558 | if (fd1 != -1) |
559 | close(fd1); | |
560 | continue; | |
561 | } | |
562 | } else { | |
563 | if (!get_tmpname(fnametmp,fname)) { | |
112d728f | 564 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
565 | if (fd1 != -1) |
566 | close(fd1); | |
567 | continue; | |
568 | } | |
569 | ||
a3221d2a WD |
570 | /* we initially set the perms without the |
571 | * setuid/setgid bits to ensure that there is no race | |
572 | * condition. They are then correctly updated after | |
573 | * the lchown. Thanks to snabb@epipe.fi for pointing | |
574 | * this out. We also set it initially without group | |
575 | * access because of a similar race condition. */ | |
f62c17e3 | 576 | fd2 = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); |
17fadf7d | 577 | |
a3221d2a WD |
578 | /* in most cases parent directories will already exist |
579 | * because their information should have been previously | |
580 | * transferred, but that may not be the case with -R */ | |
581 | if (fd2 == -1 && relative_paths && errno == ENOENT | |
904e5af1 | 582 | && create_directory_path(fnametmp) == 0) { |
b9232d45 WD |
583 | /* Get back to name with XXXXXX in it. */ |
584 | get_tmpname(fnametmp, fname); | |
a3221d2a WD |
585 | fd2 = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); |
586 | } | |
587 | if (fd2 == -1) { | |
588 | rsyserr(FERROR, errno, "mkstemp %s failed", | |
589 | full_fname(fnametmp)); | |
112d728f | 590 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
591 | if (fd1 != -1) |
592 | close(fd1); | |
593 | continue; | |
594 | } | |
595 | ||
95ae5224 | 596 | cleanup_set(fnametmp, partialptr, file, fd1, fd2); |
a3221d2a | 597 | } |
2f03f956 | 598 | |
a8ed4958 | 599 | /* log the transfer */ |
910e89b9 | 600 | if (log_before_transfer) |
85909931 | 601 | log_item(FCLIENT, file, &initial_stats, iflags, NULL); |
4bb0af79 | 602 | else if (!am_server && verbose && do_progress) |
45c49b52 | 603 | rprintf(FINFO, "%s\n", fname); |
11a5a3c7 | 604 | |
2f03f956 | 605 | /* recv file data */ |
7e5fa372 | 606 | recv_ok = receive_data(f_in, fnamecmp, fd1, st.st_size, |
112d728f | 607 | fname, fd2, F_LENGTH(file)); |
1b7c47cb | 608 | |
2fedf3d5 | 609 | log_item(log_code, file, &initial_stats, iflags, NULL); |
17fadf7d | 610 | |
d2a918b4 | 611 | if (fd1 != -1) |
2f03f956 | 612 | close(fd1); |
9f27cd8c | 613 | if (close(fd2) < 0) { |
d62bcc17 WD |
614 | rsyserr(FERROR, errno, "close failed on %s", |
615 | full_fname(fnametmp)); | |
9f27cd8c WD |
616 | exit_cleanup(RERR_FILEIO); |
617 | } | |
17fadf7d | 618 | |
68795c64 | 619 | if ((recv_ok && (!delay_updates || !partialptr)) || inplace) { |
01d124d9 WD |
620 | char *temp_copy_name; |
621 | if (partialptr == fname) | |
622 | partialptr = temp_copy_name = NULL; | |
623 | else if (*partial_dir == '/') | |
624 | temp_copy_name = NULL; | |
625 | else | |
626 | temp_copy_name = partialptr; | |
627 | finish_transfer(fname, fnametmp, temp_copy_name, | |
4a4d2b1b WD |
628 | file, recv_ok, 1); |
629 | if (fnamecmp == partialptr) { | |
aec6b9f8 WD |
630 | do_unlink(partialptr); |
631 | handle_partial_dir(partialptr, PDIR_DELETE); | |
632 | } | |
633 | } else if (keep_partial && partialptr | |
634 | && handle_partial_dir(partialptr, PDIR_CREATE)) { | |
4a4d2b1b WD |
635 | finish_transfer(partialptr, fnametmp, NULL, |
636 | file, recv_ok, !partial_dir); | |
3e7934a5 | 637 | if (delay_updates && recv_ok) { |
0395130c | 638 | bitbag_set_bit(delayed_bits, ndx); |
3e7934a5 WD |
639 | recv_ok = -1; |
640 | } | |
aec6b9f8 | 641 | } else { |
a7260c40 | 642 | partialptr = NULL; |
55e50d89 | 643 | do_unlink(fnametmp); |
a7260c40 WD |
644 | } |
645 | ||
2f03f956 | 646 | cleanup_disable(); |
554e0a8d | 647 | |
22907b6b | 648 | if (recv_ok > 0) { |
47c11975 | 649 | if (remove_source_files |
112d728f | 650 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 651 | send_msg_int(MSG_SUCCESS, ndx); |
22907b6b | 652 | } else if (!recv_ok) { |
53593085 | 653 | enum logcode msgtype = phase || read_batch ? FERROR : FINFO; |
007e3c0e | 654 | if (msgtype == FERROR || verbose) { |
a7260c40 WD |
655 | char *errstr, *redostr, *keptstr; |
656 | if (!(keep_partial && partialptr) && !inplace) | |
657 | keptstr = "discarded"; | |
658 | else if (partial_dir) | |
659 | keptstr = "put into partial-dir"; | |
660 | else | |
661 | keptstr = "retained"; | |
007e3c0e WD |
662 | if (msgtype == FERROR) { |
663 | errstr = "ERROR"; | |
664 | redostr = ""; | |
665 | } else { | |
666 | errstr = "WARNING"; | |
667 | redostr = " (will try again)"; | |
668 | } | |
669 | rprintf(msgtype, | |
a7260c40 | 670 | "%s: %s failed verification -- update %s%s.\n", |
45c49b52 | 671 | errstr, fname, keptstr, redostr); |
007e3c0e | 672 | } |
663b2857 | 673 | if (!phase) |
0395130c | 674 | send_msg_int(MSG_REDO, ndx); |
2f03f956 AT |
675 | } |
676 | } | |
4e834af1 | 677 | make_backups = save_make_backups; |
2f03f956 | 678 | |
ac3f7b81 WD |
679 | if (phase == 2 && delay_updates) /* for protocol_version < 29 */ |
680 | handle_delayed_updates(flist, local_name); | |
48e1c8c6 | 681 | |
2f03f956 AT |
682 | if (verbose > 2) |
683 | rprintf(FINFO,"recv_files finished\n"); | |
17fadf7d | 684 | |
2f03f956 AT |
685 | return 0; |
686 | } |